Home / 36,561.29-50,454.47-20,645.42

Finding the Fourth Proportional to 36,561.29, 50,454.47 and 20,645.42

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Solution

The fourth proportional to 36,561.29, 50,454.47 and 20,645.42 is: 28,490.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,561.29 : 50,454.47 = 20,645.42 : x
  2. Step 2: Convert to fraction form
    36,561.29/50,454.47 = 20,645.42/x
  3. Step 3: Cross multiply
    36,561.29x = 50,454.47 × 20,645.42
  4. Step 4: Simplify right side
    36,561.29x = 1,041,653,523.37
  5. Step 5: Solve for x
    x = 1,041,653,523.37/36,561.29
  6. Step 6: Final answer
    x = 28,490.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.